Stackable tray



FIG. 1 is a top perspective view of a stackable tray in accordance withthe present invention;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is a left side view thereof.

The broken lines shown herein depict environmental subject matter onlyand form no part of the claimed design.

CLAIM The Ornamental Design for a stackable tray, substantially as shownand described.